What is the plural of observation (plural form)?

Definition of phenomenon noun from the Oxford Advanced Learner's Dictionary. phenomenon. noun. OPAL WOPAL S. /fəˈnɒmɪnən/. /fəˈnɑːmɪnən/. (plural phenomena. / ... Borrowed words -i, -en, -a, -es, -ae ; SINGULAR—ON, —UM, PLURAL –A ; phenomenon Greek / Latin. phenomena /fɪˈ-nɒ-mə-nə/ ; criterion Greek / Latin. criteria. Feb 23, 2024 ... Phenomenon (Singular) — Phenomena (Plural). The unusual event was considered a rare phenomenon. Scientists observed various phenomena during ... Nov 6, 2013 ... It is the principle of double or multiple fulfilments of many prophetic utterances that Christ could teach the disciples on the Emmaus Road that all the ... Jun 8, 2020 ... SINGULAR ➡️ PLURAL: Criterion ➡️ criteria Phenomenon ➡️ phenomena Stratum ➡️ strata Bacterium ➡️ bacteria Datum ➡️ data #vocabulary. The universal, common, modern spelling of this term is phenomenon. · By far the most common and universally accepted plural form is the classical phenomena; the ... more than one phenomenon = phenomena; more than one index = indices (indexes is acceptable); more than one appendix = appendices (appendixes is acceptable) ... A phenomenon (plural, phenomena) is a general result that has been observed reliably in systematic empirical research. Jun 14, 2017 ... It's a common mistake – referring to a singular “phenomenon” as the plural form “phenomena” instead. May 18, 2015 ... Believe it or not, phenomena is the plural of phenomenon. It's not phenomenons. As he saw a shooting star, he marvelled at the natural ...